8280493641

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1851217}}^1$

素因数の和:1851301

約数の個数: 24

約数和(自身を含む): 13861920384

約数和(自身を除く): 5581426743

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 1851217, 5553651, 12958519, 16660953, 38875557, 116626671, 131436407, 394309221, 920054849, 1182927663, 2760164547, 8280493641]

約数ペア:

[(1, 8280493641), (3, 2760164547), (7, 1182927663), (9, 920054849), (21, 394309221), (63, 131436407), (71, 116626671), (213, 38875557), (497, 16660953), (639, 12958519), (1491, 5553651), (4473, 1851217)]